it's outside of rwanda, angola. the government had to build this to solve its housing shortage, but very few can actually afford to live there. cnn's dave mckenzie takes us inside a high-rise ghosttown. ♪ >> this is the promise of a new angola. the government propaganda video shows the scale of the new city. ♪ the chinese got. it's quite extraordinary. some five years ago there was absolutely nothing here. just bush. in that time they have schools and medical centers, kindergartens and tens of thousands of apartments. built using angola's oil credit lines with china. the final touches are still being made. but there are highways without cars. schools with no pupils. it feels like a ghosttown. we eventually found someone who had bought a flat. >> so you live in this apartment building? which -- where is your apartment? on the seventh floor. wow. and this building, is it completely filled? >> no, no. >> translator: no. we have through residents in this building. three apartments occupied. >> reporter: is it strang